01 CR 
XXI - 3 
REPORTS AND INVITED PAPERS 
COMMISSION I 
Welander, E. 
02 WGR 1 Ziemann, H. 
03 WGR 2 Norton, C., Brock, G., 
Welch, R. 
04 WGR 3 Fischer, W., Hemphill, W., 
05 IP 
06 IP 
07 IP 
08 IP 
09 IP 
Kover, A. 
Corten, F., Heimes, F. 
Doyle, F. 
McNeil, G. 
Rosenbruch, K.—J. 
Welch, R. 
Primary data acquisition 1972— 1976 
Preliminary report of the Working Group on 
image geometry 
Optical and modulation transfer functions 
Progress in remote sensing 1972—1976 
Integrated flight and navigation systems 
Space photography 
Determination of limiting resolution of under- 
water lens owing to change in back focal dis- 
tance caused by change in water refractive 
index 
Considerations of image geometry and image 
quality of lenses in aerial mapping cameras 
Progress in the specification and analysis of 
image quality 
  
EXPLANATION OF SIGNS AND ABBREVIATIONS 
01— 
CR 
WGR 1— 
IP 
WGP 1— 
Reference number within Commission 
Commission Report 
Report of Working Group 1, etc. 
Invited Paper 
Paper presented by Working Group 1, etc.